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3
votes
1answer
398 views

Lego Boost Variable setting

I try to program a steering for a Logo Boost Model. Motor B spins a certain angle and the steering works. To get it running the model - the app - needs to know the current position of the wheels in ...
2
votes
1answer
150 views

Do LEGO sets go on sale on black friday?

I'm considering buying a LEGO set (42110) and with black friday coming up I was wondering whether they go on sale for black friday on amazon or the official LEGO store/shop at home. I looked at the ...
2
votes
0answers
76 views

Gonk droid spinning saw blade

This is the Gonk Droid from set 75253 Boost Droid Commander: The accessories for the third mission "defending the Falcon" have been added. The right arm can punch and shoot a "laser beam". However ...
7
votes
2answers
6k views

Compatibility EV3 software with NXT brick - known limits?

Lego says I can I use the new software to program old NXT bricks: Q: Is EV3 backwards compatible with NXT hardware? A: Yes. You can program your NXT intelligent brick using the new EV3 ...
0
votes
1answer
51 views

Is there a way to restart a program with EV3?

I've got a program with a code lock, and I would like the program to restart when you enter the incorrect code. Does anyone know of a way to do that?
2
votes
1answer
167 views

EV3-specific bricks missing from Lego Digital Designer 4.3.11 (Win)?

I have LDD on my Mac and have used it to create EV3 models (like an FLL robot, or a Lego dot-matrix printer). Recently, I purchased a cheap Windows laptop for use by a FLL team. After twice ...
19
votes
12answers
6k views

Have any Lego sets been released with errors/mistakes in the build instructions? If not, why not?

I was thinking about the documentation process of a large set like the Death Star and it got me thinking; surely at some point Lego must've released a set of instructions that contained a mistake? ...
5
votes
2answers
130 views

Why do technic bushings have a flat side and a wavy side?

Exhibit A 3713: The near side is smooth on the circumference, but the far side has a wavy pattern. In Lego directions, the photos usually show the "orientation" of the bushing, but if I put it on the ...
7
votes
2answers
4k views

Where can I buy bulk DUPLO sized bricks?

I am working on a project where I need LOTS of basic DUPLO sized bricks and/or plates. I need only the simple sizes, 2x2 and 2x4 and possibly 2x6. I do not want any pieces with curves, slopes, decals, ...
0
votes
1answer
119 views

Run Code From PC

https://www.ev3dev.org/projects/2014/05/09/Python-Rubiks-Cube-Solver/ The other one gives a solution in around 20 steps, but takes around 500 MB of memory, so I need to run it on a computer How do I ...
1
vote
1answer
85 views

What to build with generic set of pieces

I have a good stock of used lego pieces, and planning to acquire more. The problem is that I am not sure what to build with them! Is there a list of sets easy to build with basic pieces, without the ...
3
votes
1answer
83 views

Lego Classics alternative

I've been looking at buying one of the classics sets for my young kids. My desire was to have a large collection of bricks that they could build houses/cities/etc with. I thought that the Classics ...
7
votes
3answers
1k views

Has Lego discontinued presenting alternate configurations on the backs of modern boxes?

When I was younger, the backs of my Castle/Space Lego set boxes showed alternate model builds for the supplied pieces, configurations not detailed in the instruction manual. I appreciated these ...
0
votes
1answer
47 views

BricxCC not seeing Serial Tower in Windows 10

Same problem with both the native 9-pin serial port and with a USB to 9-pin Serial adapter. Using Lego's original cable. Start BricxCC Version 3.3 (Build 3.3.8.10). It asks for the connection ...
16
votes
3answers
2k views

Which resolution is necessary to print bricks with a 3D printer?

I would like to print LEGO compatible figures. Which resolution is required for the 3D print in order to firmly fix the figures on LEGO bricks?
2
votes
1answer
40 views

How do I get unlimited color options on LDD?

The title says it all. I believe there is an unlimited option? I just want to use it to make digital models.
2
votes
1answer
76 views

How to make a RPG (Rocket Propelled Grenade)

I don't know if this is of-topic or anything, but: I have a big scene with cops and stormtroopers fighting. And the cops need some stronger weapons than some sub-machine guns. So i was wondering if ...
1
vote
0answers
91 views

LEGO Digital Designer does not to connect to the Internet on Win10 laptop

I just installed on a MSI laptop running Windows 10 Ver. 1803 with a gigabyte internet connection (960mps upload 950mps download). Every time I start up the application, it immediately displays a ...
1
vote
4answers
6k views

MOC planning and design

What tools do you use when planning and designing a new MOC? Pen and paper? Or there is something more advanced? I had the insane idea to try LDD to design my MOC and it was a nightmare. Since my MOC ...
4
votes
1answer
132 views

Examples of LEGO Rubber Bands Used For Friction Enclosure?

I'm working on a variant design for a MOC that includes a cover over an open area. The new design is based on a suggestion for a "cookie jar" style design made in another of my questions, LEGO ...
5
votes
1answer
113 views

How to mirror an EV3 motor?

I want to get one EV3 large motor to copy the other. So if I move one half a rotation the other copies.
1
vote
2answers
139 views

3d printed bricks quality? [duplicate]

I know Lego has high quality bricks, but would like to know how 3d printed quality compare ? I would also like to see the kinds of tricks you use to enhance your print quality. For what it's worth, I ...
0
votes
1answer
54 views

Looking for empty LEGO boxes for 6389 Fire Control Center and 6669 Diesel Daredevil

I'm looking for empty LEGO boxes. I need two: one for 6389 Fire Control Center and one for 6669 Diesel Daredevil. Where could I find them?
3
votes
1answer
112 views

What does the +/- dial in the Lego Defender model do?

Lego today released a video showcasing the new 42110 Land Rover Defender model. The video captions mention that it has “Lego Technic’s most sophisticated gearbox to date”, and we see 3 seemingly ...
6
votes
1answer
686 views

6 x 14 plate with 2x12 plate molded on top and metal contacts on the bottom identification

Needing help identifying this part as I was offered a small bag of vintage train parts and this come with some very unknown parts to me. I just recently got out of a 33 year old Dark Age and have ...
9
votes
7answers
5k views

Removable glue for LEGO models

I want to glue my 4-year-old's LEGO bricks, but I want to be able to remove the glue when he is older. What is the best glue to use that is removable and okay to use on LEGO bricks?
1
vote
3answers
129 views

LEGO Enclosure Clasp

I'm working on refining my first MOC design for a LEGO dice tower with a landing area that can also be used as storage for dice and possibly some miscellaneous other table-top gaming "goodies". To ...
0
votes
3answers
246 views

Can anyone tell me what these LEGO sets are?

Can someone help me identify these part built LEGO sets? They may be Star Wars or Ninjago .
0
votes
2answers
31 views

Fixing a not working PF L motor

Four of my PF L motors don't work. How could I make them work again? I didn't find any information about L motors, only M and XL.
8
votes
1answer
1k views

Do LEGO part counts on boxes include spare parts, brick separators and instruction manuals?

I bought some LEGO sets recently and was wondering (for no reason), if the part numbers that are shown on the outside of LEGO boxes include (along with the number of parts needed to build the set): ...
0
votes
0answers
34 views

Does Lego include extra pieces in part count? [duplicate]

Most Lego sets have extra pieces left over after the build (usually smaller elements), are these pieces included in the part counts (the overall part count listed on the box or the itemized part ...
9
votes
1answer
2k views

Tall red piece with coffee cup, phone and gas picture?

I have a few of these taller red pieces with logos of gas, phone, and a coffee cup on them. I've been searching online for days and cannot find a gas station, store, or anything with these pieces in ...
4
votes
1answer
564 views

LEGO Set identification?

What does this piece go to? I bought a lot of LEGO pieces with no instructions and think there may be two sets. I have this mask, or head piece, that is part of a set that I want to look up ...
7
votes
2answers
283 views

Why don't DUPLO figures have yellow skin?

Normal LEGO minifigures have yellow skin in an attempt at being racially neutral. Why do (modern?) DUPLO figures use normal flesh tones instead of yellow skin? (Set 10895 aside, which has DUPLO ...
7
votes
2answers
768 views

Which block manufacturer made this type of person in the 80s

I always thought this was LEGO, and played with it in my LEGOs my whole life (got this in the 80s) but found out recently that it is not LEGO. What brand is it? Who made it? He can hold lego tools, ...
3
votes
1answer
291 views

Boosters from set 71214 don't fit

The booster pieces don't fit into their place on Benny's Dimensions set (71214). I'm talking about the bigger booster in the middle. This seems to be a really common problem, but is there a fix?
0
votes
1answer
125 views

LEGO? Tank Marine Corps - Can anyone identify set?

Can anyone identify this tank? I'm looking for instruction to this set. I also found a strange door.
0
votes
1answer
57 views

Looking for instructions to Mega Bloks “Blok Bots” sets

I need instructions for Mega Bloks "Blok Bots" set 9375. I have parts for another one, but I don't know which one. If I get instructions for 1 or 2 sets I'll be able to figure it out. Thanks
3
votes
1answer
42 views

Power Function IR Remote always emitting after putting batteries

My PF IR remote led indication light is constantly on after I put in new batteries. It stay on without me touching anything. A quick check with my phone camera showed that the IR emitter is emitting. ...
4
votes
2answers
165 views

1 x 2 brick with square hole on top identification

Hoping somebody can help identify this part. It's a 1 x 2 brick, but has a square hole on one side. Many a part has got me stuck, but rebrickable has helped me many times. Can't seem to find this ...
5
votes
2answers
794 views

Are there any army-related LEGO toys?

I don't recall ever seen a LEGO tank, a LEGO minifigure figure or any army-related LEGO sets. I know that there are LEGO toys that imply some level of action/fighting, from police sets, knights, ...
5
votes
2answers
350 views

Compatibility of maxi sized mega blocks

Maxi-size mega blocks are larger then duplo. As far as I can tell they have 2x the stud pitch and much larger studs. What if-any compatibility is there between the maxi-sized mega blocks and either ...
0
votes
2answers
345 views

Is EV3 Device Manager still active?

Link to https://ev3manager.education.lego.com/ is broken - will this be fixed?
8
votes
1answer
2k views

Strongest gear configuration

I'm building a (what I hope to be) high-speed car using two PF-XL motors together and some gearing up. However, there's a point where I have to rotate the axle with power (that comes from the 3 speed ...
3
votes
0answers
70 views

Can you tell me where this Mega Bloks part is from?

I found this part and was wondering what set it's from, thanks!
1
vote
2answers
79 views

Determining the age and value of old NIB Lego sets

I have several old Lego sets, new in box. Maybe 20 years old or more. How to determine the age and value of these old Lego sets?
2
votes
1answer
166 views

Which set are these Mega Bloks pieces from?

Please help me identify which Mega Bloks set or sets these bricks are from. Any help is appreciated.
0
votes
1answer
60 views

Which set is this 2017 bag 3 from?

I'm trying to find out what set this is from. I'm having a really hard time looking this up QR code 6171967.
0
votes
0answers
40 views

Cutting Lego-compatible studs, +-axle holes?

TL;DR: Advice on how to machine/refine studs and +-axle holes on home made Lego-compatible parts. I've been really enjoying designing and 3D-printing my own Lego-compatible custom parts to supplement ...
6
votes
3answers
605 views

2:1 gear ratio in stud-less Lego Technic

Is there a recognised technique to create a 2:1 gear ratio in stud-less Lego Technic? Neither of the two methods suggested here (studded though) work. 24T/12T with a 2L x 1L axle offset does rotate, ...

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